Adding Numbers in Scientific Notation

Give the sum of (2.6 x 10⁶) + (4.2 x 10⁶)

• 6.8 x 10⁶

• 6.8 x 10¹²

• 8.4 x 10⁶

• 3.2 x 10¹²

Give the sum of (4.8 x 10⁸) + (5.4 x 10⁸) in scientific notation

• 1.02 x 10⁸

• 1.02 x 10⁹

• 9.2 x 10⁸

• 2.1 x 10⁹

Give the sum of (8.7 x 10⁵) + (7.32 x 10⁷) in scientific notation

• 16.02 x 10⁷

• 7.407 x 10⁵

• 7.407 x 10⁷

• 1.602 x 10⁷

Give the sum of (9.54 x 10⁸) + (3.22 x10⁷) in scientific notation

• 1.276 x 10⁷

• 8.62 x 10¹⁵

• 12.76 x 10⁸

• 9.862 x 10⁸

Add using scientific notation.
(5.2 x 10⁷) + (3.01 x 10⁴)

• 5.20301 x 10¹¹

• 520301 x 10⁷

• 5.20301 x 10⁷

• 5.20301 x 10⁸

Write the answer in scientific notation.
7.3 x 10⁵  +   3.7 x 10⁵  =

• 11.0 x 10⁵

• 1.1 x 10¹⁰

• 1.10 x 10¹¹

• 1.1 x 10 ⁶

Add using scientific notation.
(5.2 x 10⁷) + (3.01 x 10⁴)

• 5.20301 x 10¹¹

• 520301 x 10⁷

• 5.20301 x 10⁷

• 5.20301 x 10⁸

(8 x 10⁴) + (4 x 10⁴)

• 12 x 10⁴

• 1.2 x 10⁵

• 1.2 x 10⁹

• 1.2 x 10⁸

Give the sum in scientific notation.

(4.8 x 10⁸) + (5.4 x 10⁸)

• 1.02 x 10⁸

• 1.02 x 10⁹

• 9.2 x 10⁸

Write the answer in scientific notation.
4.1 x 10⁵ +   5.5 x 10⁶  =

• 5.91 x 10⁶

• 9.6 x 10⁵

• 9.6 x 10¹¹

• 4.65 x 10⁵